Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$622,434$558 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

21830 4TH PL W

BOTHELL, WA 98021
3
Beds
1
Baths
1,116 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$622K
$580K low$665K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,898 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$693,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$558,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$135,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$626,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$693,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.16
50
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.14 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySNOHOMISH
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 48 ft²Patio · 48 ft²

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Frank Love Elementary SchoolA-
Elementary · Grades KG–5 · 0.3 mi
M
Kenmore Middle SchoolB
Middle · Grades 6–8 · 1.8 mi
H
Bothell High SchoolA
High · Grades 9–12 · 2.9 mi

District: Northshore School District

Neighborhood · ZIP 98021These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.257

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.35,264
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,481 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$153,416
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$178,228
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.43%

Owner Tools

Do you own this home?
Claim this home

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

21830 4th Pl W measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 93% of homes in Bothell 98021
  • Costs more per square foot than 92% of homes in Snohomish County
  • Smaller than 94% of homes in Queensborough / Brentwood / Crystal Springs
  • Has a smaller lot than 93% of homes in Queensborough / Brentwood / Crystal Springs
  • Older than 87% of homes in Bothell 98021

What homes are worth in Bothell 98021

Each bar is how many homes fall in that price range. The marker is this home.

This home
$399K$1.9M

This home is worth more than 7% of homes in Bothell 98021.

How it measures up in Bothell 98021

The dot is this home. The mark in the middle is the typical home in Bothell 98021.

Estimated value$622,434
CheaperTypical $1,025,000Pricier

Pricier than 7% of homes nearby

Price per ft²$558
CheaperTypical $472Pricier

Pricier than 88% of homes nearby

Living area1,116 ft²
SmallerTypical 2,156 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.17 ac
SmallerTypical 0.19 acBigger

Bigger than 36% of homes nearby

Year built1969
OlderTypical 1995Newer

Newer than 13% of homes nearby

How 21830 4th Pl W ranks against every home in each area.
MeasureThis homeQueensborough / Brentwood / Crystal SpringsBothell 98021Snohomish County
Estimated valuepricier than$622,4349% of homes7% of homes35% of homes
Price per ft²pricier than$55890% of homes88% of homes92% of homes
Living areabigger than1,116 ft²6% of homes7% of homes14% of homes
Lot sizebigger than0.17 ac7% of homes36% of homes28% of homes
Year builtnewer than196925% of homes13% of homes24% of homes

About 21830 4th Pl W

How much is 21830 4th Pl W, Bothell, WA worth?

The TopHap Estimate for 21830 4th Pl W, Bothell, WA is $622,434 as of Aug 30, 2026. The likely range is $579,521 to $665,346. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21830 4th Pl W, Bothell, WA last sell?

21830 4th Pl W, Bothell, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21830 4th Pl W, Bothell, WA?

21830 4th Pl W, Bothell, WA has 3 bedrooms, 1 bathrooms, 1,116 square feet of living space and a 0.17-acre lot.

When was 21830 4th Pl W, Bothell, WA built?

21830 4th Pl W, Bothell, WA was built in 1969, making it 57 years old. The building has 1 story.

What schools serve 21830 4th Pl W, Bothell, WA?

21830 4th Pl W, Bothell, WA is assigned to Frank Love Elementary School (elementary), rated A-; Kenmore Middle School (middle), rated B; Bothell High School (high), rated A. All sit in Northshore School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21830 4th Pl W, Bothell, WA compare to other homes in Bothell 98021?

Among the 11,754 homes in Bothell 98021, it is worth more than 7% of them ($622,434 against a typical $1,025,000), its price per square foot is higher than 88% of them ($558 against a typical $472), it is bigger than 7% of them (1,116 ft² against a typical 2,156 ft²), its lot is bigger than 36% of them (0.17 ac against a typical 0.19 ac) and it is newer than 13% of them (1969 against a typical 1995). Measured against all of Snohomish County, it is worth more than 35% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 21830 4th Pl W, Bothell, WA?

The 2026 property tax bill for 21830 4th Pl W, Bothell, WA was $5,898. The county assessed it at $693,000.

More homes on 4th Pl W

Closest homes

More homes in Bothell 98021

Assigned schools

Explore the area

See this home in context

Open 21830 4th Pl W on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map